The spelling of the word "Tiane" can be explained using IPA phonetic transcription. It has two syllables: /ti/ and /an/. The first syllable, /ti/, is pronounced with a "t" sound followed by a long "ee" sound, as in "tea". The second syllable, /an/, is pronounced with a short "a" sound followed by a nasal consonant "n", as in "man". Therefore, the spelling of "Tiane" reflects its pronunciation in English.